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Use sendonly transceiver for down tracks, embed receiver in track.
This commit is contained in:
parent
63cfce9eec
commit
efb298f002
2 changed files with 22 additions and 16 deletions
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@ -354,6 +354,7 @@ func (down *rtpDownConnection) flushICECandidates() error {
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type rtpUpTrack struct {
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type rtpUpTrack struct {
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track *webrtc.TrackRemote
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track *webrtc.TrackRemote
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receiver *webrtc.RTPReceiver
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conn *rtpUpConnection
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conn *rtpUpConnection
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rate *estimator.Estimator
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rate *estimator.Estimator
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cache *packetcache.Cache
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cache *packetcache.Cache
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@ -630,6 +631,7 @@ func newUpConn(c group.Client, id string, label string, offer string) (*rtpUpCon
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track := &rtpUpTrack{
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track := &rtpUpTrack{
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track: remote,
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track: remote,
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receiver: receiver,
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conn: up,
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conn: up,
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cache: packetcache.New(minPacketCache(remote)),
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cache: packetcache.New(minPacketCache(remote)),
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rate: estimator.New(time.Second),
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rate: estimator.New(time.Second),
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@ -642,7 +644,7 @@ func newUpConn(c group.Client, id string, label string, offer string) (*rtpUpCon
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go readLoop(track)
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go readLoop(track)
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go rtcpUpListener(up, track, receiver)
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go rtcpUpListener(track)
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up.mu.Unlock()
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up.mu.Unlock()
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@ -769,12 +771,12 @@ func (track *rtpUpTrack) GetPacket(seqno uint16, result []byte, nack bool) uint1
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return 0
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return 0
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}
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}
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func rtcpUpListener(conn *rtpUpConnection, track *rtpUpTrack, r *webrtc.RTPReceiver) {
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func rtcpUpListener(track *rtpUpTrack) {
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buf := make([]byte, 1500)
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buf := make([]byte, 1500)
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for {
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for {
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firstSR := false
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firstSR := false
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n, _, err := r.ReadSimulcast(buf, track.track.RID())
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n, _, err := track.receiver.ReadSimulcast(buf, track.track.RID())
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if err != nil {
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if err != nil {
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if err != io.EOF && err != io.ErrClosedPipe {
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if err != io.EOF && err != io.ErrClosedPipe {
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log.Printf("Read RTCP: %v", err)
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log.Printf("Read RTCP: %v", err)
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@ -825,7 +827,7 @@ func rtcpUpListener(conn *rtpUpConnection, track *rtpUpTrack, r *webrtc.RTPRecei
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if firstSR {
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if firstSR {
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// this is the first SR we got for at least one track,
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// this is the first SR we got for at least one track,
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// quickly propagate the time offsets downstream
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// quickly propagate the time offsets downstream
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local := conn.getLocal()
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local := track.conn.getLocal()
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for _, l := range local {
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for _, l := range local {
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l, ok := l.(*rtpDownConnection)
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l, ok := l.(*rtpDownConnection)
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if ok {
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if ok {
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@ -1093,13 +1095,13 @@ func (track *rtpDownTrack) updateRate(loss uint8, now uint64) {
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track.maxBitrate.Set(rate, now)
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track.maxBitrate.Set(rate, now)
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}
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}
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func rtcpDownListener(track *rtpDownTrack, s *webrtc.RTPSender) {
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func rtcpDownListener(track *rtpDownTrack) {
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lastFirSeqno := uint8(0)
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lastFirSeqno := uint8(0)
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buf := make([]byte, 1500)
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buf := make([]byte, 1500)
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for {
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for {
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n, _, err := s.Read(buf)
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n, _, err := track.sender.Read(buf)
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if err != nil {
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if err != nil {
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if err != io.EOF && err != io.ErrClosedPipe {
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if err != io.EOF && err != io.ErrClosedPipe {
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log.Printf("Read RTCP: %v", err)
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log.Printf("Read RTCP: %v", err)
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@ -380,19 +380,23 @@ func addDownTrackUnlocked(conn *rtpDownConnection, remoteTrack *rtpUpTrack, remo
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return err
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return err
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}
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}
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sender, err := conn.pc.AddTrack(local)
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transceiver, err := conn.pc.AddTransceiverFromTrack(local,
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webrtc.RTPTransceiverInit{
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Direction: webrtc.RTPTransceiverDirectionSendonly,
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},
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)
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if err != nil {
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if err != nil {
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return err
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return err
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}
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}
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parms := sender.GetParameters()
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parms := transceiver.Sender().GetParameters()
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if len(parms.Encodings) != 1 {
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if len(parms.Encodings) != 1 {
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return errors.New("got multiple encodings")
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return errors.New("got multiple encodings")
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}
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}
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track := &rtpDownTrack{
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track := &rtpDownTrack{
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track: local,
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track: local,
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sender: sender,
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sender: transceiver.Sender(),
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ssrc: parms.Encodings[0].SSRC,
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ssrc: parms.Encodings[0].SSRC,
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conn: conn,
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conn: conn,
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remote: remoteTrack,
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remote: remoteTrack,
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@ -405,7 +409,7 @@ func addDownTrackUnlocked(conn *rtpDownConnection, remoteTrack *rtpUpTrack, remo
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conn.tracks = append(conn.tracks, track)
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conn.tracks = append(conn.tracks, track)
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go rtcpDownListener(track, sender)
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go rtcpDownListener(track)
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return nil
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return nil
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}
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}
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